Air Flow Research (AFR) Cylinder Heads & More

Valve, Intake, Stainless Steel, 2.125 in. Diameter, 8mm Stem, 5.000 in. Length, Chevy, Each

Part Number: AFR-7253-1

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Estimated Ship Date: Tomorrow

Carburetor Spacer, Open Style, Phenolic Plastic, Black, 1.00 in. Thick, 4-Barrel, Square Bore, Each

Part Number: AFR-4450

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Cylinder Head, 185cc Black Hawk Gen 3 Cylinder Head, Left Side, 2.050 in. Intake, 1.590 in. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each

Part Number: AFR-2509

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Estimated Ship Date: Tomorrow

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Valve Spring, Standard, Single Spring, 1.270 in. Outer Spring Diameter, 0.645 in. Inner Spring Diameter, 1.080 in. Coil Bind Height, Each

Part Number: AFR-8019-1

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Valve Cover Grommet, PCV, 1.250 in. Outside Diameter, 0.938 in. Inside Diameter, Each

Part Number: AFR-6734

1.0 out of 5 stars ( 1 )

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Valve, Intake, Dished, 2.080 in. Head Diameter, 8mm Stem, 4.960 in. Length, Chevy, Ford, Small Block, Each

Part Number: AFR-7259-1

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Valve, Replacement, Exhaust, Stainless Steel, 1.900 in. Diameter, 8mm Stem, 4.900 in. Length, Ford, Each

Part Number: AFR-7249-1

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Intake Manifold Gaskets, Printoseal, Rectangular Port Style, Replacement Gaskets for the AFR 18 Degree Cylinder Heads, Chevrolet, Big Block, Pair

Part Number: AFR-6880

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Valve Seat Inserts, Exhaust, Ductile Iron, 1.350 in. I.D., 1.650 in. O.D., Chevrolet, Ford, Each

Part Number: AFR-9069

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Valve, Replacement, Intake, Stainless Steel, 1.600 in. Diameter, 8mm Stem, 5.100 in. Length, Ford, Each

Part Number: AFR-7264-1

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Guide Plates, 3/8 in. Push Rod Size, Raised Guide Plate Style, Black Oxide Finish, Each

Part Number: AFR-6109-1

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Rocker Arm Nuts, Stud Girdle Replacement Nuts, Polylock, 3/8-24 in., Use with Small Block Chevy and Small Block Ford AFR Stud Girdles, Each

Part Number: AFR-6216-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Valve Seat Inserts, Intake, Ductile Iron, 1.720 in. I.D., 2.132 in. O.D., Chevrolet, Ford, Each

Part Number: AFR-9059

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Camshaft, Stage 1, OE Hydraulic Roller, Drag Race, 0.533 Intake, 0.548 Exhaust, 224/230 Duration, Chevy, Each

Part Number: AFR-6015

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Valve Spring Shim, 0.030 in. Thick, 1.450 in. Outside Diameter, 0.670 in. Inside Diameter, Set of 16

Part Number: AFR-6326-16

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Valve, Replacement, Exhaust, Stainless Steel, 1.600 in. Diameter, Chevy, AFR LSX, Each

Part Number: AFR-7228-1

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LS3 Rocker Arm Rails

Part Number: AFR-6040

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Valve Covers, Stock Height, Cast Aluminum, Polished, AFR Logo, Chevy, Small Block, Pair

Part Number: AFR-6706

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Rocker Arm Studs, 7/16-14 in. Base Thread, 7/16-20 in. Rocker Arm Nut Size, 0.850 in. Nut Length, 1.900 in. Overall Length, Each

Part Number: AFR-6405-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Valves, Stainless Steel, Intake, 2.165 in. Head Diameter, 0.315 in. Stem Diameter, 5.195 in. Length, Beadlock 1-Groove, Chevy, 6.0L, LS3, Each

Part Number: AFR-7214-1

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Valve Springs, Solid Roller Spring 1.550 O.D. Custom PAC Racing Spring, Each

Part Number: AFR-8000-1

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Rocker Arm Nuts, Stud Girdle Replacement Nuts, Full Roller, Polylock, 7/16-20 in., 2.60 in. Overall Length, Each

Part Number: AFR-6215-1

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Valve Spring Retainer, Titanium, 7 degree Lock, 1.245 in., Dual Spring, Each

Part Number: AFR-8515-1

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Valve Cover Grommet, PCV, 1.250 in. Outside Diameter, 0.750 in. Inside Diameter, Each

Part Number: AFR-6733

3.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Cylinder Head, Enforcer, Aluminum, Bare, 64cc Chamber, 195cc Intake, Angle Plug, Chevrolet, Small Block, Each

Part Number: AFR-1007

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